﻿using System;
using System.Linq;
using System.Linq.Expressions;
using System.Linq.Dynamic;using System.Text;
using System.Data.Linq;
using System.Transactions;
using LinqToSqlExtensions;using System.ServiceModel;
using System.Collections;
using System.Collections.Generic;
using CardsServer.DAL;

namespace CardsServer.WCF
{
	public partial interface IService
{
[OperationContract]
string Carrier_Add(Carrier model ,int ACID);


[OperationContract]
string Carrier_Update(Carrier model ,int ACID);


[OperationContract]
string CarrierByCarrierID_Delete(int CarrierID,int ACID);


[OperationContract]
Carrier CarrierByCarrierID_Get(int CarrierID,int ACID );


[OperationContract]
List<Carrier> Carrier_Get(string sortBy,int ACID);




}
public partial class Service : IService
{
#region  添加Carrier表数据
/// <summary>
/// 添加Carrier
/// </summary>
/// <param name="model">Carrier实体</param>
/// <returns>空或错误</returns>
public string Carrier_Add(Carrier model,int ACID)
{
if(model.CarrierID==null )
{
return "『运营商ID』不能为空！";
}
if(string.IsNullOrEmpty(model.CarrierName))
{
return "『运营商名称』不能为空！";
}
using(CardsServer.DAL.DataClassesDataContext ctx=new CardsServer.DAL.DataClassesDataContext(getAccConnStr(ACID)))
{
try
{
if(ctx.Carrier.Count(p=>p.CarrierID==model.CarrierID)>0)
{
return "主键已存在！";
}
if(ctx.Carrier.Count(p=>p.CarrierName==model.CarrierName)>0)
{
return "运营商名称已存在！";
}
ctx.Carrier.InsertOnSubmit(model);
ctx.SubmitChanges();
return string.Empty;
}
catch (Exception ex)
{
return " 添加失败!错误详细信息：" + ex.Message;
}
}
}
#endregion

#region  添加Carrier表数据事物用重构
/// <summary>
/// 添加Carrier事物用重构
/// </summary>
/// <param name="model">Carrier实体</param>
/// <returns>空或错误</returns>
private string Carrier_Add(Carrier model,int ACID, CardsServer.DAL.DataClassesDataContext ctx)
{
if(model.CarrierID==null )
{
return "『运营商ID』不能为空！";
}
if(string.IsNullOrEmpty(model.CarrierName))
{
return "『运营商名称』不能为空！";
}
if(ctx.Carrier.Count(p=>p.CarrierID==model.CarrierID)>0)
{
return "主键已存在！";
}
if(ctx.Carrier.Count(p=>p.CarrierName==model.CarrierName)>0)
{
return "运营商名称已存在！";
}
ctx.Carrier.InsertOnSubmit(model);
return string.Empty;
}
#endregion



#region  修改Carrier表数据
/// <summary>
/// 修改Carrier
/// </summary>
/// <param name="model">Carrier实体</param>
/// <returns>空或错误</returns>
public string Carrier_Update(Carrier model,int ACID)
{
if(model.CarrierID==null )
{
return "『运营商ID』不能为空！";
}
if(string.IsNullOrEmpty(model.CarrierName))
{
return "『运营商名称』不能为空！";
}
using(CardsServer.DAL.DataClassesDataContext ctx=new CardsServer.DAL.DataClassesDataContext(getAccConnStr(ACID)))
{
try
{
if(ctx.Carrier.Count(p=>p.CarrierID==model.CarrierID)!= 1)
{
return "未找到指定记录或记录不唯一！";
}
Carrier Carriermodel=ctx.Carrier.Single(p => p.CarrierID==model.CarrierID);
if(model.CarrierID!=null )
{
Carriermodel.CarrierID=model.CarrierID;
}
if(!string.IsNullOrEmpty(model.CarrierName))
{
Carriermodel.CarrierName=model.CarrierName;
}
ctx.SubmitChanges();
return string.Empty;
}
catch (Exception ex)
{
return " 修改失败!错误详细信息：" + ex.Message;
}
}
}
#endregion



#region  删除Carrier表ByCarrierID数据
/// <summary>
/// 删除CarrierByCarrierID
/// </summary>
/// <param name="CarrierID">运营商ID</param>
/// <returns>空或错误</returns>
public string CarrierByCarrierID_Delete(int CarrierID,int ACID)
{
if(CarrierID==null )
{
return "『运营商ID』不能为空！";
}
using(CardsServer.DAL.DataClassesDataContext ctx=new CardsServer.DAL.DataClassesDataContext(getAccConnStr(ACID)))
{
try
{
if(ctx.Carrier.Count(p=>p.CarrierID==CarrierID)!=1)
{
return null;
}
Carrier model=ctx.Carrier.Single(p => p.CarrierID== CarrierID);
ctx.Carrier.DeleteOnSubmit(model);
ctx.SubmitChanges();
return string.Empty;
}
catch (Exception ex)
{
return " 删除失败!错误详细信息：" + ex.Message;
}
}
}
#endregion

#region  删除Carrier表ByCarrierID数据[事物用重构]
/// <summary>
/// 删除CarrierByCarrierID[事物用重构]
/// </summary>
/// <param name="CarrierID">运营商ID</param>
/// <returns>空或错误</returns>
private string CarrierByCarrierID_Delete(int CarrierID,int ACID, CardsServer.DAL.DataClassesDataContext ctx)
{
if(CarrierID==null )
{
return "『运营商ID』不能为空！";
}
if(ctx.Carrier.Count(p=>p.CarrierID==CarrierID)!=1)
{
return null;
}
Carrier model=ctx.Carrier.Single(p => p.CarrierID== CarrierID);
ctx.Carrier.DeleteOnSubmit(model);
return string.Empty;
}
#endregion



#region  获取Carrier表ByCarrierID数据
/// <summary>
/// 获取CarrierByCarrierID
/// </summary>
/// <param name="CarrierID">运营商ID</param>
/// <returns>当前表</returns>
public Carrier CarrierByCarrierID_Get(int CarrierID,int ACID)
{
if(CarrierID==null )
{
return null;
}
using(CardsServer.DAL.DataClassesDataContext ctx=new CardsServer.DAL.DataClassesDataContext(getAccConnStr(ACID)))
{
try
{
if(ctx.Carrier.Count(p=>p.CarrierID==CarrierID)!=1)
{
return null;
}
return ctx.Carrier.SingleOrDefault(p=>p.CarrierID==CarrierID);
}
catch (Exception ex)
{
return null;
}
}
}
#endregion



#region  获取Carrier表数据
/// <summary>
/// 获取Carrier
/// </summary>
/// <param name="sortBy">排序属性名</param>
/// <param name="sortType">排序类型0=升序 1=降序</param>
/// <returns>List<Carrier></returns>
public List<Carrier> Carrier_Get(Expression<Func<Carrier, bool>> predicate , string sortBy,int ACID)
{
using(CardsServer.DAL.DataClassesDataContext ctx=new CardsServer.DAL.DataClassesDataContext(getAccConnStr(ACID)))
{
try
{
if (predicate == null)
{
if(string.IsNullOrWhiteSpace(sortBy))
{
return ctx.Carrier.ToList();
}
 else 
{
return ctx.Carrier.OrderBy(sortBy).ToList();
}
}
else
{
if(string.IsNullOrWhiteSpace(sortBy))
{
return ctx.Carrier.Where(predicate).ToList();
}
 else 
{
return ctx.Carrier.Where(predicate).OrderBy(sortBy).ToList();
}
}
}
catch (Exception ex)
{
return null;
}
}
}
#endregion


#region  获取Carrier表数据
/// <summary>
/// 获取Carrier
/// </summary>
/// <param name="sortBy">排序属性名</param>
/// <param name="sortType">排序类型0=升序 1=降序</param>
/// <returns>List<Carrier></returns>
public List<Carrier> Carrier_Get(string sortBy,int ACID)
{
using(CardsServer.DAL.DataClassesDataContext ctx=new CardsServer.DAL.DataClassesDataContext(getAccConnStr(ACID)))
{
try
{
return Carrier_Get(null,sortBy, ACID);
}
catch (Exception)
{
return null;
}
}
}
#endregion


#region  获取Carrier表数据计数
/// <summary>
/// 获取Carrier表数据计数
/// </summary>
/// <returns>List<Carrier></returns>
public int Carrier_GetCount(Expression<Func<Carrier, bool>> predicate,int ACID)
{
using(CardsServer.DAL.DataClassesDataContext ctx=new CardsServer.DAL.DataClassesDataContext(getAccConnStr(ACID)))
{
try
{
if (predicate == null)
{
return ctx.Carrier.Count();

}
 else
{
return ctx.Carrier.Where(predicate).Count();
}
}
catch 
{
return 0;
}
}
}
#endregion




#region  获取Carrier分页表数据
/// <summary>
/// 获取Carrier分页表数据
/// </summary>
/// <param name="pageIndex">当前页</param>
/// <param name="pageSize">页大小</param>
/// <param name="sortBy">排序属性名</param>
/// <param name="sortType">排序类型0=升序 1=降序</param>
/// <returns>List<Carrier></returns>
public List<Carrier> Carrier_Getpage(int pageIndex, int pageSize,Expression<Func<Carrier, bool>> predicate ,string sortBy,int ACID)
{
using(CardsServer.DAL.DataClassesDataContext ctx=new CardsServer.DAL.DataClassesDataContext(getAccConnStr(ACID)))
{
try
{
if (predicate == null)
{
if(string.IsNullOrWhiteSpace(sortBy))
{
return ctx.Carrier.Skip((pageIndex - 1) * pageSize).Take(pageSize).ToList();
}
 else 
{
return ctx.Carrier.OrderBy(sortBy).Skip((pageIndex - 1) * pageSize).Take(pageSize).ToList();
}
}
else
{
if(string.IsNullOrWhiteSpace(sortBy))
{
return ctx.Carrier.Where(predicate).Skip((pageIndex - 1) * pageSize).Take(pageSize).ToList();
}
 else 
{
return ctx.Carrier.Where(predicate).OrderBy(sortBy).Skip((pageIndex - 1) * pageSize).Take(pageSize).ToList();
}
}
}
catch (Exception ex)
{
return null;
}
}
}
#endregion


#region  批量修改Carrier表数据
/// <summary>
/// 批量修改Carrier
/// </summary>
/// <param name="predicate">Expression<Func<Carrier, bool>></param> 查找表达式树
/// <param name="updater">Expression<Func<Carrier,Carrier>> 更新表达式树</param>
/// <param name="returns">影响记录数</param>
public int Carrier_batchUpdate(Expression<Func<Carrier, bool>> predicate,Expression<Func<Carrier, Carrier>> updater,int ACID)
{
using (TransactionScope ts=new TransactionScope())
{
using(CardsServer.DAL.DataClassesDataContext ctx=new CardsServer.DAL.DataClassesDataContext(getAccConnStr(ACID)))
{
try
{
int ok = ctx.Carrier.Update(predicate, updater);
ts.Complete();
 return ok;
}
catch (Exception ex)
{
return 0;
}
}
}
}
#endregion


#region  批量修改Carrier表数据事物用重构
/// <summary>
/// 批量修改Carrier事物用重构
/// </summary>
/// <param name="predicate">Expression<Func<Carrier, bool>></param> 查找表达式树
/// <param name="updater">Expression<Func<Carrier,Carrier>> 更新表达式树</param>
/// <param name="ctx">数据上下文</param>
/// <param name="returns">影响记录数</param>
private int Carrier_batchUpdate(Expression<Func<Carrier, bool>> predicate,Expression<Func<Carrier, Carrier>> updater,int ACID, CardsServer.DAL.DataClassesDataContext ctx)
{
int ok = ctx.Carrier.Update(predicate, updater);
return ok;
}
#endregion


#region  批量删除Carrier表数据
/// <summary>
/// 批量删除Carrier
/// </summary>
/// <param name="predicate">Expression<Func<Carrier, bool>></param> 查找表达式树
/// <param name="returns">影响记录数</param>
public int Carrier_batchDel(Expression<Func<Carrier, bool>> predicate,int ACID)
{
using (TransactionScope ts=new TransactionScope())
{
using(CardsServer.DAL.DataClassesDataContext ctx=new CardsServer.DAL.DataClassesDataContext(getAccConnStr(ACID)))
{
try
{
int ok = ctx.Carrier.Delete(predicate);
ts.Complete();
 return ok;
}
catch (Exception ex)
{
return 0;
}
}
}
}
#endregion


#region  批量删除Carrier表数据事物用重构
/// <summary>
/// 批量删除Carrier事物用重构
/// </summary>
/// <param name="predicate">Expression<Func<Carrier, bool>></param> 查找表达式树
/// <param name="ctx">数据上下文</param>
/// <param name="returns">影响记录数</param>
private int Carrier_batchDel(Expression<Func<Carrier, bool>> predicate,int ACID, CardsServer.DAL.DataClassesDataContext ctx)
{
int ok = ctx.Carrier.Delete(predicate);
return ok;
}
#endregion


}
}

